java - maven packaging dependencies are duplicated, please help me

Error message: {code...} facade_app.jar pom.xml: {code...} parent_app pom.xml {code...} parent pom.xml {code.....

From [Javadiscussion group] 2017-07-03 11:43:25 0  1  1122

react-native reported an error ':app:compileDebugJavaWithJavac'.

android { {code...}

From [Javadiscussion group] 2017-07-03 11:43:23 0  1  1037

java - zookeeper always disconnects and reconnects?

Deploying zookeeper on the spring boot project to register the service was normal at first. However, it will b...

From [Javadiscussion group] 2017-07-03 11:43:21 0  2  1235

java-ee - JAVA Non-static method cannot be referenced

Non-static method cannot be referenced from a static context {code...} I wanted to group operationInfos and th...

From [Javadiscussion group] 2017-07-03 11:43:19 0  2  1213

java - Why does the execution of this code occasionally reach 50~100ms?

{Code...} jre is a 1.7 environment, and 1.6 is used for compilation. Judging from the monitoring, most of them...

From [Javadiscussion group] 2017-07-03 11:43:18 0  1  837

java - public <T> T findOne(T record) what does this mean

Does it mean that the returned type can be &lt;T&gt; or T?

From [Javadiscussion group] 2017-07-03 11:43:17 0  2  1035

Java connection refused after starting openoffice service

There is no problem with manual startup, but if I start the service with code, a connection refused error {cod...

From [Javadiscussion group] 2017-07-03 11:43:16 0  1  1088

java - tomcat service often hangs at night, please solve it?

使用的是JDK7,TOMCAT 7.078 MySQL 5.6 Jun 27, 2017 11:56:50 AM org.apache.catalina.core.StandardServer awaitINFO: A ...

From [Javadiscussion group] 2017-06-30 09:56:57 0  1  1310

java - Why can't the Class defined in Serializable be serialized?

Fields in a Serializable class must themselves be either Serializable or transient even if the class is never ...

From [Javadiscussion group] 2017-06-30 09:56:37 0  2  1285

Regular Expression - Java: String replacement with ordinal number

Original text: {code...} Replaced with: {code...} Now you can use regular expressions to replace the target te...

From [Javadiscussion group] 2017-06-30 09:56:29 0  3  1016

java - Problem about aop not working in controller

I want to intercept the number of accesses to the interface in the controller, but the result is useless. The ...

From [Javadiscussion group] 2017-06-30 09:56:23 0  1  828

java - Why is it not recommended to throw RuntimeException directly in the code?

Using such generic exceptions as Error, RuntimeException, Throwable, and Exception prevents calling methods fr...

From [Javadiscussion group] 2017-06-30 09:56:07 0  5  1500

java - How to get the address bar in velocity?

As the title~~~ I have tried several methods on the Internet but all reported null pointers. The code is as fo...

From [Javadiscussion group] 2017-06-30 09:56:04 0  2  1159

Java64 byte salt, how to define database fields?

In actual business, what type of salt is used to store it? Char? blob? The 64-byte salt is base64 encoded to g...

From [Javadiscussion group] 2017-06-30 09:56:00 0  1  1020

php md5 16-character binary format written in JAVA

Who can write the php function md5($password_hash, true) in java?

From [Javadiscussion group] 2017-06-30 09:55:46 0  1  956